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RELATED PARTY TRANSACTIONS (Related Party Transactions Narrative) (Details) (USD $)
3 Months Ended 0 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 02, 2013
Dec. 31, 2014
Related Party Transaction [Line Items]        
Payable to related party $ 1,699,000us-gaap_RelatedPartyDepositLiabilities     $ 1,627,000us-gaap_RelatedPartyDepositLiabilities
Algar, Inc. [Member]        
Related Party Transaction [Line Items]        
Percent of year-over-year increase in pre-tax income for bonus     10.00%idsa_PercentofYearOverYearIncreaseinPreTaxIncomeforBonus
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
 
Accrued bonuses included in payable to related party 428,000us-gaap_AccruedBonusesCurrentAndNoncurrent
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
     
Accounts payable 40,700us-gaap_AccountsPayableRelatedPartiesCurrent
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
     
Accounts receivable 67,800us-gaap_AccountsReceivableRelatedPartiesCurrent
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
     
Algar, Inc. [Member] | Management Fee [Member]        
Related Party Transaction [Line Items]        
Expenses 14,400us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
/ us-gaap_RelatedPartyTransactionAxis
= idsa_ManagementFeeMember
32,400us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
/ us-gaap_RelatedPartyTransactionAxis
= idsa_ManagementFeeMember
   
Algar, Inc. [Member] | Sale of Scrap Metal [Member]        
Related Party Transaction [Line Items]        
Scrap metal sales 12,000us-gaap_RelatedPartyTransactionAmountsOfTransaction
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
/ us-gaap_RelatedPartyTransactionAxis
= idsa_SaleofScrapMetalMember
     
Metal X [Member]        
Related Party Transaction [Line Items]        
Accounts receivable 182,500us-gaap_AccountsReceivableRelatedPartiesCurrent
/ idsa_ManagementCompanyAxis
= idsa_MetalXMember
     
Metal X [Member] | Sale of Scrap Metal [Member]        
Related Party Transaction [Line Items]        
Scrap metal sales 257,500us-gaap_RelatedPartyTransactionAmountsOfTransaction
/ idsa_ManagementCompanyAxis
= idsa_MetalXMember
/ us-gaap_RelatedPartyTransactionAxis
= idsa_SaleofScrapMetalMember
     
President [Member] | Algar, Inc. [Member] | Maximum [Member]        
Related Party Transaction [Line Items]        
President's salary, monthly     20,800idsa_ManagementAgreementSalaryMonthly
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_PresidentMember
 
President's salary, annually     250,000idsa_ManagementAgreementSalaryAnnually
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_PresidentMember
 
K and R, LLC [Member] | Louisville, Kentucky [Member]        
Related Party Transaction [Line Items]        
Payable to related party 500,000us-gaap_RelatedPartyDepositLiabilities
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= idsa_KAndRLlcMember
/ us-gaap_StatementGeographicalAxis
= idsa_LouisvilleKentuckyMember
     
President [Member] | Algar, Inc. [Member] | Management Fee [Member]        
Related Party Transaction [Line Items]        
Expenses $ 62,500us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
/ us-gaap_RelatedPartyTransactionAxis
= idsa_ManagementFeeMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= us-gaap_PresidentMember